Poliquin. The Breathless Zoo. Penn State University Press.
芝加哥风格引文Poliquin. The Breathless Zoo. Penn State University Press.
MLA引文Poliquin. The Breathless Zoo. Penn State University Press.
警告：这些引文格式不一定是100％准确.
APA引文
Poliquin. The Breathless Zoo. Penn State University Press.
芝加哥风格引文Poliquin. The Breathless Zoo. Penn State University Press.
MLA引文Poliquin. The Breathless Zoo. Penn State University Press.